A.5 B.6 C.8 D.10
A.1000 B.1200 C.1300 D.1400
A.1 B.2 C.3 D.4
A.1 B.1.3 C.1.5 D.1.7
A.窒息和隔离 B.窒息和吸热冷却 C.窒息和乳化 D.窒息和化学抑制